The perfect sign frame for open house signs. Makes a great first impression! Holds two signs 24''W x 18''H with optional sign rider. Change signs in seconds with patented Quick-Change feature, signs easily slide in and out. No tape, hook and loop, or screws needed. All plastic for use indoors and out. No rust, splinters, discoloration, no maintenance, won`t tear or scratch car upholstery. Use corrugated plastic sign or other rigid material Sign size: 24''W x 18''H Up to 3/16'' thick. Grip hinges hold a sign rider. Made in the U.S.A. Comes with stabilizing brace that prevents the accidental or intentional spreading or closing of the sign face. The brace can be used to hold a sand bag. Stacking lugs keep stacked frames from shifting during transport.